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authorExplorer09 <explorer09@gmail.com>2016-10-31 21:15:41 +0800
committerWill Estes <westes575@gmail.com>2016-11-14 14:23:27 -0500
commit5d71e9ffb98e3ed719b5bf7ed2c52d8b6f26e65f (patch)
tree2de82bdcae6468ec7e94a72ca929685b9a24d45c /configure.ac
parent347652c32b4614995acd4ee0d686499da2070d9e (diff)
build: Add --disable-libfl configure option.
Disabling libfl is useful when building flex for a cross-toolchain. Fixes: GH-99
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac6
1 files changed, 6 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 75fa9d5..362740a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -60,6 +60,12 @@ AC_ARG_ENABLE([warnings],
AC_SUBST([WARNINGFLAGS])
+AC_ARG_ENABLE([libfl],
+ [AS_HELP_STRING([--disable-libfl],
+ [do not build -lfl runtime support library])],
+ [], [enable_libfl=yes])
+AM_CONDITIONAL([ENABLE_LIBFL], [test "$enable_libfl" = yes])
+
AC_PATH_PROG([BISON], bison, no)
AS_IF([test "$BISON" != no],[],
[ AC_SUBST([BISON], [\${top_srcdir}/build-aux/missing bison])